Phoenix Contact 3031128 ST 21.5-TWIN Series DIN Rail Terminal Block Grey, 1.5 mm², 3-Level, Spring Cage

Subtotal (1 unit)*

Kr. 15,25

(exc. VAT)

Kr. 19,06

(inc. VAT)

Add to Basket
Select or type quantity
Stock information currently inaccessible - Please check back later
Units
Per unit
1 +Kr. 15,25

*price indicative

RS Stock No.:
648-2997
Distrelec Article No.:
300-12-520
Mfr. Part No.:
3031128
Brand:
Phoenix Contact
Find similar products by selecting one or more attributes.
Select all

Brand

Phoenix Contact

Colour

Grey

Product Type

DIN Rail Terminal Block

Sub Type

Feed Through

Number of Levels

3

Series

ST 21.5-TWIN

Voltage

500 V

Cable CSA

1.5 mm²

Minimum Wire Size AWG

28 AWG

Fused

No

Maximum Wire Size AWG

16 AWG

Termination Type

Spring Cage

Minimum Operating Temperature

-60°C

Terminal Block Current

17.5A

Maximum Operating Temperature

85°C

Hazardous Area Certification

No

Standards/Approvals

Bureau Veritas, ATEX, CCC, CSA, DNV, EAC Ex, IEC 60947-7-1, IECEE CB, IECEX, KR, LR, NEPSI, NK, PRD, RS, VDE

COO (Country of Origin):
DE

Phoenix Contact ST 21.5-TWIN Series DIN Rail Terminal Block, 3 Levels, 17.5A Current Rating - 3031128


This DIN Rail Terminal Block is designed for efficient electrical connections in industrial applications. The terminal block features a compact design with a width of 4.2mm and a height adjustable for NS 35/7.5 and NS 35/15 mounting types. With a robust grey insulating material, it ensures durability across various environments.

Features & Benefits


• Supports conductor cross-sections from 0.08mm² to 1.5mm²

• Accepts both solid and stranded wire connections

• Rated for a maximum current of 17.5A

• Withstands voltage ratings up to 500V

• Temperature range from -60°C to 85°C for versatile use

• Spring-cage connection method enhances wiring efficiency

Applications


• Used for connecting power and control circuits

• Ideal for automation systems requiring reliable connections

• Commonly employed in electrical panels for signal distribution

• Suitable for in harsh environmental conditions

What conductor types are compatible with this terminal block?


It accommodates solid and stranded conductors, allowing flexibility in installation. The cross-sections range from 0.08mm² to 1.5mm² for both types, making it suitable for various wiring needs.

How does the temperature rating benefit operational stability?


The extensive temperature range from -60°C to 85°C ensures reliable performance in extreme conditions, suitable for environments that may experience fluctuations in temperature.

What is the significance of the spring-cage connection method?


The spring-cage connection method ensures a secure and vibration-resistant connection, minimising the risk of loose wiring in high-demand applications, which is crucial for maintaining system integrity.

Approvals

UL, CUL

Standards

IEC 60 947-7-1

Related links